Wireless signal transmission device assembly



FIG. 1 is a front perspective view of a wireless signal transmission device assembly in accordance with my new design, wherein the wireless signal transmission device includes a holder and two wireless signal transmission devices disposed on the holder;

FIG. 2 is a rear perspective view thereof;

FIG. 3 is a front view thereof;

FIG. 4 is a rear view thereof;

FIG. 5 is a left view thereof;

FIG. 6 is a right view thereof;

FIG. 7 is a top plan view thereof; and,

FIG. 8 is a bottom plan view thereof.

The broken lines depict portions of the wireless signal transmission device assembly that form no part of the claimed design. 

CLAIM The ornamental design for a wireless signal transmission device assembly, as shown and described. 